Counting Decimal Values

I am trying to count the total cells that have a single decimal value.

For example:

1.1 (1)21.2 (2)3.3331.3 (3)41.4 (4)5.555551.5 (5)61.6 (6)1.77777771.7 (7)81.8 (8)9.9999999991.9 (9)

What formula should be used to attain a total of nine?